43224402 has 32 divisors (see below), whose sum is σ = 93425472. Its totient is φ = 13253184.

The previous prime is 43224343. The next prime is 43224409. The reversal of 43224402 is 20442234.

It is not an unprimeable number, because it can be changed into a prime (43224409) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26268 + ... + 27864.

It is an arithmetic number, because the mean of its divisors is an integer number (2919546).

Almost surely, 2^43224402 is an apocalyptic number.

43224402 is an abundant number, since it is smaller than the sum of its proper divisors (50201070).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

43224402 is a wasteful number, since it uses less digits than its factorization.

43224402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1962.

The product of its (nonzero) digits is 1536, while the sum is 21.

The square root of 43224402 is about 6574.5267510293. The cubic root of 43224402 is about 350.9481827063.

Adding to 43224402 its reverse (20442234), we get a palindrome (63666636).

The spelling of 43224402 in words is "forty-three million, two hundred twenty-four thousand, four hundred two".